This is the homepage of the DOE Human Genome Project. It is an awesome site with information at every level, downloadable images, online video/audio webcasts, and PowerPoint slides.
The PBS series The Brain has a Shockwave program examining the anatomy of the brain. This can be assigned as a resource for learning the functions of various areas of the brain.
This is the homepage for the image gallery of the Brain Connections website. You can download and use for educational purposes a variety of images of the brain, including images suitable for the labeling exercise.